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/*****************************************************************************
*
* Copyright (c) 2000 - 2010, Lawrence Livermore National Security, LLC
* Produced at the Lawrence Livermore National Laboratory
* LLNL-CODE-400124
* All rights reserved.
*
* This file is part of VisIt. For details, see https://visit.llnl.gov/. The
* full copyright notice is contained in the file COPYRIGHT located at the root
* of the VisIt distribution or at http://www.llnl.gov/visit/copyright.html.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the disclaimer (as noted below) in the
* documentation and/or other materials provided with the distribution.
* - Neither the name of the LLNS/LLNL nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL LAWRENCE LIVERMORE NATIONAL SECURITY,
* LLC, THE U.S. DEPARTMENT OF ENERGY OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
*****************************************************************************/
#ifndef NETCDF_FILE_OBJECT_H
#define NETCDF_FILE_OBJECT_H
#include <string>
#include <visitstream.h>
typedef enum {NO_TYPE, CHARARRAY_TYPE, UCHARARRAY_TYPE, SHORTARRAY_TYPE,
INTEGERARRAY_TYPE, FLOATARRAY_TYPE,
DOUBLEARRAY_TYPE, LONGARRAY_TYPE} TypeEnum;
// ****************************************************************************
// Class: NETCDFFileObject
//
// Purpose:
// Abstract the NETCDF file a little.
//
// Notes:
//
// Programmer: Brad Whitlock
// Creation: Fri Aug 12 10:07:08 PDT 2005
//
// Modifications:
// Mark C. Miller, Tue Aug 15 15:28:11 PDT 2006
// Added method for partial read to support on-the-fly domain decomp
//
// Brad Whitlock, Tue Oct 27 14:28:08 PDT 2009
// Added GetDimensionInfo method.
//
// ****************************************************************************
class NETCDFFileObject
{
public:
NETCDFFileObject(const char *name);
virtual ~NETCDFFileObject();
bool IsOpen() const;
bool Open();
void Close();
const std::string &GetName() const;
int GetFileHandle();
bool ReadAttribute(const char *attname, TypeEnum *type, int *ndims,
int **dims, void **value);
bool ReadAttribute(const char *varname, const char *attname,
TypeEnum *type, int *ndims, int **dims, void **value);
// Convenience functions
bool ReadStringAttribute(const char *varname, const char *attname,
std::string &attval);
bool ReadStringAttribute(const char *attname, std::string &attval);
bool InqVariable(const char *varname, TypeEnum *, int *ndims, int **dims);
bool ReadVariable(const char *varname, TypeEnum *type, int *ndims,
int **dims, void **values);
bool ReadVariableInto(const char *varname, TypeEnum t, void *arr);
bool ReadVariableInto(const char *varname, TypeEnum t,
const int *const starts, const int *const counts, void *arr);
bool ReadVariableIntoAsFloat(const char *varname, float *arr);
bool GetVarId(const char *name, int *varid);
bool GetDimensionInfo(const char *dName, size_t *size);
void HandleError(int status) const;
void PrintFileContents(ostream &os);
private:
bool AutoOpen();
std::string filename;
int ncid;
};
//
// Functions to free memory.
//
template <class T>
void free_mem(T *);
void free_void_mem(void *, TypeEnum);
#endif
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